Archive Record

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Catalog Number 2003-34-195
Accession number 2003-34
Parent ObjectID 2003-34-20
Object Name Correspondence
Collection Perham Collection - Lee and Marie de Forest Papers
Title Lee de Forest Correspondence "Magnetic Tape Recorder"
Date 1957/ /
Dates of Creation 1957
Year Range from 1957
Year Range to 1957
Description Correspondence related to de Forest's patent no. 2,743,318 for a magnetic television recorder, efforts to interest Ampex in licensing it, differences between de Forest's and Ampex's systems.

This material was part of a series of correspondence from 1950-1959 still in its original housing and order, arranged alphabetically by subject or correspondent. Original file names have been retained.
Creator de Forest, Lee
Language of Material English
Level of description Folder
People de Forest, Lee
Subjects Inventors -- California (LCSH)
Correspondence
Magnetic recorders and recording (LCSH)
Video recording
Patents (LCSH)
Ampex Corporation
Extent of Description 1 folder